DE1805918A1 - Widerstand/Strom-Messumformer - Google Patents

Widerstand/Strom-Messumformer

Info

Publication number
DE1805918A1
DE1805918A1 DE19681805918 DE1805918A DE1805918A1 DE 1805918 A1 DE1805918 A1 DE 1805918A1 DE 19681805918 DE19681805918 DE 19681805918 DE 1805918 A DE1805918 A DE 1805918A DE 1805918 A1 DE1805918 A1 DE 1805918A1
Authority
DE
Germany
Prior art keywords
amplifier
output
voltage
resistance
bridge circuit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19681805918
Other languages
German (de)
English (en)
Other versions
DE1805918B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
Inventor
Riester Hubert A
Tamotsu Kobayshi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fischer and Porter GmbH
Original Assignee
Fischer and Porter GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fischer and Porter GmbH filed Critical Fischer and Porter GmbH
Publication of DE1805918A1 publication Critical patent/DE1805918A1/de
Publication of DE1805918B2 publication Critical patent/DE1805918B2/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P1/00—Details of instruments
    • G01P1/07—Indicating devices, e.g. for remote indication
    • G01P1/08—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers
    • G01P1/10—Arrangements of scales, pointers, lamps or acoustic indicators, e.g. in automobile speedometers for indicating predetermined speeds
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00—Electric signal transmission systems
    • G08C19/02—Electric signal transmission systems in which the signal transmitted is magnitude of current or voltage
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S323/00—Electricity: power supply or regulation systems
    • Y10S323/909—Remote sensing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
DE19681805918 1967-11-01 1968-10-30 Widerstand/Strom-Messumformer Pending DE1805918A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US67989067A 1967-11-01 1967-11-01

Publications (2)

Publication Number Publication Date
DE1805918A1 true DE1805918A1 (de) 1969-07-03
DE1805918B2 DE1805918B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-04-16

Family

ID=24728803

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681805918 Pending DE1805918A1 (de) 1967-11-01 1968-10-30 Widerstand/Strom-Messumformer

Country Status (2)

Country Link
US (1) US3503261A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1805918A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE30597E (en) * 1967-08-21 1981-05-05 Rosemount Inc. Two wire current transmitter responsive to a resistive temperature sensor input signal
US4016763A (en) * 1970-02-24 1977-04-12 Rosemount Inc. Two wire current transmitter responsive to a resistive temperature sensor input signal
US3680384A (en) * 1968-08-20 1972-08-01 Rosemount Eng Co Ltd Two wire telemetry system
FR2050683A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1969-06-20 1971-04-02 Rhone Poulenc Sa
US3906338A (en) * 1970-02-24 1975-09-16 Rosemount Inc Two wire current transmitter responsive to a resistance sensor input signal
US3654545A (en) * 1970-08-11 1972-04-04 Honeywell Inc Semiconductor strain gauge amplifier
US3626274A (en) * 1970-09-17 1971-12-07 Pennwalt Corp Two-wire millivolt to milliampere signal converter
US3893192A (en) * 1971-02-25 1975-07-01 Danfoss As Converter for measured quantities
JPS5411715B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1971-10-05 1979-05-17
US3764880A (en) * 1972-05-08 1973-10-09 Rosemount Inc Two-wire current transmitter with isolated transducer circuit
JPS5334738B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-08-05 1978-09-22
AT326753B (de) * 1972-11-16 1975-12-29 Danfoss As Messwertumformer mit einem kompensationsbrückenkreis
DE2256881C2 (de) * 1972-11-20 1974-07-18 Danfoss A/S, Nordborg (Daenemark) Gleichstromwandler
FR2208520A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1972-11-29 1974-06-21 Charbonnages De France
US3882711A (en) * 1972-12-11 1975-05-13 Newton W Crawford Electronic temperature sensor and indicator
US4016480A (en) * 1974-03-04 1977-04-05 Zenith Radio Corporation Dual function coupling system and method
US4004462A (en) * 1974-06-07 1977-01-25 National Semiconductor Corporation Temperature transducer
DE2445337C2 (de) * 1974-09-23 1986-05-15 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zur Übertragung von elektrischen Meßwertsignalen
SE385336C (sv) * 1974-09-26 1977-09-12 Inor Instrument Linjeriseringsanordning for impedansorgan
USRE31502E (en) 1975-05-07 1984-01-17 In-line energization and de-energization of an external load in series with an external source of electricity in response to externally sensed parameters
US4083039A (en) * 1975-10-23 1978-04-04 Theodore Simon Voltage enhancement circuit for central station monitored alarm systems
US4057755A (en) * 1976-09-10 1977-11-08 Bodenseewerk Perkin-Elmer & Co., Gmbh Thermal conductivity detector circuit
JPS54137368A (en) * 1978-04-18 1979-10-25 Denki Kagaku Keiki Kk Twoowire signal transmission device
US4169243A (en) * 1978-04-28 1979-09-25 Burr-Brown Research Corp. Remote sensing apparatus
US4242665A (en) * 1978-09-15 1980-12-30 Action Instruments Company, Inc. Two-wire transmitter
FR2447540A1 (fr) * 1979-01-26 1980-08-22 Jaeger Circuit de mesure analogique d'une grandeur avec indication a distance
US4532510A (en) * 1982-06-24 1985-07-30 Sereg, S.A. Measuring apparatus having a sensor located remotely from its electricity power supply
US9841443B2 (en) * 2015-04-24 2017-12-12 Via Alliance Semiconductor Co., Ltd. Detection circuit

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2315127A (en) * 1939-10-12 1943-03-30 Standard Oil Dev Co Resistance thermometer
US2974303A (en) * 1957-02-08 1961-03-07 Schlumberger Well Surv Corp Electrical systems for borehole apparatus
US3036464A (en) * 1959-01-29 1962-05-29 Jr John T Beeston Electronic thermometer
US3106645A (en) * 1959-02-02 1963-10-08 Alvin B Kaufman Temperature compensated transistor sensing circuit
US3028756A (en) * 1960-07-26 1962-04-10 Takagishi Eijiro Resistance networks with thermistors
US3263092A (en) * 1963-09-12 1966-07-26 Dickson Electronics Corp Low impedance voltage regulating circuit

Also Published As

Publication number Publication date
DE1805918B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1970-04-16
US3503261A (en) 1970-03-31

Similar Documents

Publication Publication Date Title
DE1805918A1 (de) Widerstand/Strom-Messumformer
DE2917237C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP0101956B1 (de) Widerstandsthermometer
DE3131506A1 (de) Verfahren zum betrieb eines geregelten pirani-vakuummeters und dafuer geeignetes pirani-vakuummeter
DE3230405A1 (de) Gasdruck-messschaltung
EP0689670A1 (de) Wärmeleitungsvakuummeter mit messzelle, messgerät und verbindungskabel
DE2518422A1 (de) Schaltungsanordnung zur selbsttaetigen kompensation des ohmschen widerstandes der verbindungsleitungen zwischen widerstandsgebern und messgeraeten
DE2852904A1 (de) Durchflussmesseinrichtung
DE1058149B (de) Vorrichtung und Verfahren zur Bestimmung des an einer Stelle eines elektrischen Netzes zu erwartenden Kurzschlussstromes
DE3149990C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE1954078C3 (de) Elektrische Meßschaltung mit einem Widerstandsthermometer in einem Zweig einer Widerstandsmeßbrücke
DE2158269C3 (de) Schaltung zum Umformen von Widerstandswerten in Stromwerte
DE2711774A1 (de) Messgeraet zum automatischen messen des widerstandes und der erwaermung von widerstandsbehafteten elektrischen bauelementen
DE2455588A1 (de) Schaltungsanordnung zur linearisierung einer leitwert-temperatur-charakteristik
DE2111725C3 (de) Elektrische Vergleicherschaltung mit einem aktiven Zweig
AT244617B (de) Einrichtung zur Kompensation des Temperatureinflusses auf die Messung von mittels einer Drosselstelle erfaßten Mengenströmen von gasförmigen Medien
DE2445550A1 (de) Brenngasfuehler
DE558393C (de) Vorrichtung zur Anzeige und Regelung des Verhaeltnisses von Messgroessen
DE1809155C3 (de) Widerstandsgeber zur Nachbildung der Widerstandscharakteristik eines Widerstandsthermometers mit dekadischer Einstellung des Temperaturwertes
DE2340191C2 (de) Schaltungsanordnung zur Linearisierung von Widerstandsmessungen
DE568154C (de) Brueckenschaltung mit mindestens zwei elektrisch geheizten Zweigwiderstaenden und einem Kreuzspuleninstrument
DE1673505C (de) Temperaturkorrekturschaltung für elektronische Regler mit Thermoelementen
DE2318520C2 (de) Schaltungsanordnung mit einem Widerstand smeBwertgeber
DE2814849A1 (de) Schaltungsanordnung zur ueberwachung des isolationszustandes von wechselspannungsnetzen
DE751636C (de) Anordnung zur Fernmessung einer Messgroesse, die durch die Stellung eines Abgreifers an einem Widerstand abgebildet wird